API名称：wx.notifyBLECharacteristicValueChangeji
机型：各种机型，如华为nova7pro，iphone12pro
系统：EMUI10.1.1
微信号：qsqx19950205
时间：2020-11-4 11:50
报错内容：notifyBLECharacteristicValueChange:fail:no descriptor
代码片段：https://developers.weixin.qq.com/s/tQzdCBme7Oly
代码：//@description 开启 notify
  openNotify:function() {
    let that = this
    wx.notifyBLECharacteristicValueChange({
      state: true,
      deviceId:that.data.deviceId,
      serviceId:that.data.serviceId,
      characteristicId:that.data.characteristicId,
      type: 'notification',
      complete(res) {
        console.log('notify 开启成功', res.errMsg)
        wx.showToast({
          title: '开启成功',
          icon:'success',
          duration:2000
        })
      }
    })
  },
用好几种手机测试过，问题必先，
Android错误："notifyBLECharacteristicValueChange:fail:no descriptor"
IOS错误："errMsg = The attribute could not be found."